Proper supplementation of vitamin C during the contraceptive pill can play a positive and effective role: 1. Emergency contraceptive pills are taken repeatedly many times, which can easily lead to disruption of the normal endocrine function of the ovaries, and long-term regular use of emergency contraceptive pills can easily accelerate the aging process of the ovaries. Properly taking vitamin C, through the role of vitamin antioxidant and anti-free radicals, can protect the function of the ovaries, avoid and alleviate the adverse effects of emergency contraceptives on the ovaries, and help prevent or alleviate endocrine dysfunction and menstrual disorders caused by taking emergency contraceptives. 2, emergency contraceptives can affect the absorption and utilization of vitamin C in the body, and proper supplementation during the taking of emergency contraceptives Vitamin C, can prevent vitamin C deficiency.